نتایج جستجو برای: histogram modification

تعداد نتایج: 140204  

Journal: :iranian journal of basic medical sciences 0
saber imani systems biology institute, chemical injuries research center, baqiyatallah university of medical sciences, tehran, iran yunes panahi systems biology institute, chemical injuries research center, baqiyatallah university of medical sciences, tehran, iran jafar salimian systems biology institute, chemical injuries research center, baqiyatallah university of medical sciences, tehran, iran junjiang fu key laboratory of epigenetics and oncology, the research center for preclinical medicine, sichuan medical university, luzhou, sichuan, china mostafa ghanei systems biology institute, chemical injuries research center, baqiyatallah university of medical sciences, tehran, iran

sulfur mustard (sm, bis- (2-chloroethyl) sulphide) is a chemical warfare agent that causes dna alkylation, protein modification and membrane damage. sm can trigger several molecular pathways involved in inflammation and oxidative stress, which cause cell necrosis and apoptosis, and loss of cells integrity and function. epigenetic regulation of gene expression is a growing research topic and is ...

2012
Rajendra D. Kanphade N. S. Narawade

The Hong’s modified histogram shifting method is best method of reversible watermarking. But Hong’s modified histogram method is not suitable for cartoon images. Our improved backward histogram shifting method overcome drawback of Hong’s method. Generally PSNR decreases when embedding capacity increases. But our improved backward histogram shifting method gives more embedding capacity and high ...

2012
Rajendra D. Kanphade

The modified histogram shifting method proposed by Hong et. al.(2010) is best method of reversible watermarking[16]. The shifting of pixels are more in Hong et. al.(2010) method. Even Hong et. al.(2010) method of modified histogram shifting has less embedding capacity and do not provide enough quality for general purpose image. Our forward modified histogram shifting method overcomes all these ...

Journal: :Computers, materials & continua 2022

The leakage of medical audio data in telemedicine seriously violates the privacy patients. In order to avoid patient information telemedicine, a two-stage reversible robust watermarking algorithm is proposed protect data. scheme decomposes into two independent embedding domains, embeds watermark and domains respectively. ensure quality, Hurst exponent used find suitable position for embedding. ...

2012
Wangsheng Yu Xiaohua Tian Zhiqiang Hou Chongzhao Han

Histogram-based template matching is an important method to search the globe optimization exhaustively. However, this method is commonly algorithmic complex. In this paper, we propose to replace the traditional histogram-based method with equivalent histogram-based method, which distinctly improves the matching efficiency. We first introduce the equivalent histogram on the basis of the relative...

2009
Karol Wnukowicz

This paper proposes a new method for image searches and image indexing in databases with a color temperature histogram. The color temperature histogram can be used for performance improvement of content–based image retrieval by using a combination of color temperature and histogram. The color temperature histogram can be represented by a range of 46 colors. That is more than the color histogram...

Journal: :Pattern Recognition Letters 2004
Fan-Di Jou Kuo-Chin Fan Yang-Lang Chang

As we know, histogram matching is a commonly-adopted technique in the applications of pattern recognition. The matching of two patterns can be accomplished by matching their corresponding histograms. In general, the number of features and the resolution of each feature will determine the size of histogram. The more the number of features and the higher the resolution of each feature, the strong...

2013

In this paper, morphological connected transformation technique is used to detect the background of the image is captured in poor lighting. Here the contrast image enhancement has been carried out by histogram equalization. Histogram equalization is a well known technique where image quality is improved by equally distributing pixel intensity through available grey scale. The histogram of an im...

Journal: : 2023

Histogram is a commonly used tool for visualizing data distribution. It has also been in semi-supervised and unsupervised anomaly detection tasks. The histogram-based outlier score fast method that become more popular because of the rapid increase amount collected recent decades. Histogram-based can be computed using either static or dynamic bin-width histograms. When histogram contains large g...

Journal: :International Journal of Networked and Distributed Computing 2016

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